BMW E39 5 Series is a modern ... It's the same story for the 540i's cooling system, which is often overworked due to that massive V8. Hoses and water pumps are known to pop, so I upgraded the ...

These figures are for the rear-drive 540i, as tested here but not offered by BMW in the UK, but you can expect similar gains with a 540i xDrive. The overriding impression on starting this 540i is ...